2540802640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:377

約数の個数: 160

約数和(自身を含む): 6335594496

約数和(自身を除く): 3794791856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 83, 92, 115, 127, 131, 166, 184, 230, 254, 262, 332, 368, 415, 460, 508, 524, 635, 655, 664, 830, 920, 1016, 1048, 1270, 1310, 1328, 1660, 1840, 1909, 2032, 2096, 2540, 2620, 2921, 3013, 3320, 3818, 5080, 5240, 5842, 6026, 6640, 7636, 9545, 10160, 10480, 10541, 10873, 11684, 12052, 14605, 15065, 15272, 16637, 19090, 21082, 21746, 23368, 24104, 29210, 30130, 30544, 33274, 38180, 42164, 43492, 46736, 48208, 52705, 54365, 58420, 60260, 66548, 76360, 83185, 84328, 86984, 105410, 108730, 116840, 120520, 133096, 152720, 166370, 168656, 173968, 210820, 217460, 233680, 241040, 242443, 250079, 266192, 332740, 382651, 421640, 434920, 484886, 500158, 665480, 765302, 843280, 869840, 969772, 1000316, 1212215, 1250395, 1330960, 1380871, 1530604, 1913255, 1939544, 2000632, 2424430, 2500790, 2761742, 3061208, 3826510, 3879088, 4001264, 4848860, 5001580, 5523484, 6122416, 6904355, 7653020, 9697720, 10003160, 11046968, 13808710, 15306040, 19395440, 20006320, 22093936, 27617420, 30612080, 31760033, 55234840, 63520066, 110469680, 127040132, 158800165, 254080264, 317600330, 508160528, 635200660, 1270401320, 2540802640]

約数ペア:

[(1, 2540802640), (2, 1270401320), (4, 635200660), (5, 508160528), (8, 317600330), (10, 254080264), (16, 158800165), (20, 127040132), (23, 110469680), (40, 63520066), (46, 55234840), (80, 31760033), (83, 30612080), (92, 27617420), (115, 22093936), (127, 20006320), (131, 19395440), (166, 15306040), (184, 13808710), (230, 11046968), (254, 10003160), (262, 9697720), (332, 7653020), (368, 6904355), (415, 6122416), (460, 5523484), (508, 5001580), (524, 4848860), (635, 4001264), (655, 3879088), (664, 3826510), (830, 3061208), (920, 2761742), (1016, 2500790), (1048, 2424430), (1270, 2000632), (1310, 1939544), (1328, 1913255), (1660, 1530604), (1840, 1380871), (1909, 1330960), (2032, 1250395), (2096, 1212215), (2540, 1000316), (2620, 969772), (2921, 869840), (3013, 843280), (3320, 765302), (3818, 665480), (5080, 500158), (5240, 484886), (5842, 434920), (6026, 421640), (6640, 382651), (7636, 332740), (9545, 266192), (10160, 250079), (10480, 242443), (10541, 241040), (10873, 233680), (11684, 217460), (12052, 210820), (14605, 173968), (15065, 168656), (15272, 166370), (16637, 152720), (19090, 133096), (21082, 120520), (21746, 116840), (23368, 108730), (24104, 105410), (29210, 86984), (30130, 84328), (30544, 83185), (33274, 76360), (38180, 66548), (42164, 60260), (43492, 58420), (46736, 54365), (48208, 52705)]